Arresters should be attached to each side of every overhead circuit connected with the station. It is recommended to all electric light and power companies that arresters be connected at intervals over systems in such numbers and so located as to prevent... Convention - Сторінка 100автори: National Electric Light Association. Convention - 1892Повний перегляд - Докладніше про цю книгу
| 1891 - 680 стор.
...conductors. Rtxutance-bozes and Equaiisers—lnlust be : 1- Equipped with metal or non-combuetible frames. 2. Treated as sources of heat. 3. Placed on...Attached to each side of every overhead circuit connected <nth the station . . * Presented and adopted by the National Electric Light Association, Montreal,... | |
| Earle Abbott Merrill - 1892 - 188 стор.
...conductors. RESISTANCE BOXES AND EQUALIZERS — Must be : 1. Equipped with metal or non- combustible frames. 2. Treated as sources of heat. 3. Placed on the switch, or a distance of a foot from comustible material, or separated therefrom by asbestos or cement. LIGHTNING ARRESTERS— Must be :... | |
| Charles M. Davis - 1893 - 162 стор.
...metal or other non-combustible frames. 6. Must be placed on the switchboard, or, if not thereon, at a distance of a foot from combustible material, or separated therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS— a. Must be attached... | |
| 1894 - 622 стор.
...combutalble material, or separated therefrom by asbestos or cement. Lightning Arretiere. 1. Must be attached to each side of every overhead circuit connected with the station. 2. Must be In plain sight. 8. Must be on the switchboard, or In an equally accessible place, away from... | |
| Arthur Vaughan Abbott - 1895 - 646 стор.
...combustible material, or separated there from by asbestos or cement. 122. LIGHTNING ARRESTERS. 1. Must be attached to each side of every overhead circuit connected with the station. 2. Must be in plain sight. 3. Must be on the switchboard, or in an equally accessible place, away from... | |
| Earle Abbott Merrilol - 1896 - 232 стор.
...metal or other non-combustible frames. (SeeDefinitions). b. Must be placed on the switchboard, or at a distance of a foot from combustible material, or separated therefrom by a non-inflammable, non-absorptive, insulating material. Class B. HIGH POTENTIAL SYSTEMS. OVEE 300 VOLTS.... | |
| Richard Henry Pierce - 1896 - 234 стор.
...with metal or non-combustible frames, b. Must be placed on the switch board, or, if not thereon, at a distance of a foot from combustible material, or separated therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS: — a. Must be attached... | |
| Nehemiah Hawkins - 1896 - 568 стор.
...non-combustible frames. (See Definitions.) b. Must be placed on the switchboard, or, if not thereon, at a distance of a foot from combustible material, or separated therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS : a. Must be attached... | |
| Earle Abbott Merrill - 1896 - 222 стор.
...combustible frames. (See Definitions). b. Must be placed on the switchboard, or, if not thereon, at a distance of a foot from combustible material, or separated therefrom by a non-inflammable, non-absorptive, insulating material. 6. LIGHTNING ARRESTERS: — a. Must be attached... | |
| Russell Robb - 1896 - 208 стор.
...be equipped with metal or other non-combustible frames. b. Must be placed on the switch-board, or at a distance of a foot from combustible material, or separated therefrom by a non-inflammable, non-absorptive, insulating material. [Section a. The word " frame " in this section... | |
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